<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <!-- 上述3个meta标签*必须*放在最前面，任何其他内容都*必须*跟随其后！ -->
    <title>Bootstrap 101 Template</title>
    <!-- <style type="text/css">
.row div {
    background-color: #eee;
    border: 1px red solid;
}
</style>
 -->
    <!-- Bootstrap -->
    <link href="css/bootstrap.min.css" rel="stylesheet">
    <!-- HTML5 shim and Respond.js for IE8 support of HTML5 elements and media queries -->
    <!-- WARNING: Respond.js doesn't work if you view the page via file:// -->
    <!--[if lt IE 9]>
      <script src="https://cdn.bootcss.com/html5shiv/3.7.3/html5shiv.min.js"></script>
      <script src="https://cdn.bootcss.com/respond.js/1.4.2/respond.min.js"></script>
    <![endif]-->
</head>
<body>
    <div class="container">
        <h1>你好，世界！</h1>
        <div class="row">
            <div class="col-md-4">.col-md-4</div>
            <div class="col-md-4">.col-md-4</div>
            <div class="col-md-4">.col-md-4</div>
        </div>
        <div class="row">
            <div class="col-md-2">.col-md-4</div>
            <div class="col-md-8">.col-md-4</div>
            <div class="col-md-2">.col-md-4</div>
        </div>
        <div class="row">
            <div class="col-md-8">
                <div class="row">
                    <div class="col-md-4">.col-md-4</div>
                    <div class="col-md-4">.col-md-4</div>
                    <div class="col-md-4">.col-md-4</div>
                </div>
            </div>
            <div class="col-md-4">.col-md-4</div>
        </div>
        <div class="row">
            <div class="col-md-6"><img src="http://image.youzhan.org/2/ee/6f8bba4cb328d2db91bb14a5b6077.png!thumb" width="100%"></div>
            <div class="col-md-6"><img src="http://image.youzhan.org/2/ee/6f8bba4cb328d2db91bb14a5b6077.png!thumb" width="100%"></div>
        </div>
        <div class="row">
            <div class="col-md-6 col-md-offset-3"><img src="http://image.youzhan.org/7/b4/b0c83b769aadc072d883dd6bc0bbb.png!thumb" width="100%"></div>
        </div>
        <h1>表格练习</h1>
        <table class="table table-bordered table-striped">
            <tr>
                <td>123444</td>
                <td>123444</td>
                <td>123444</td>
                <td>123444</td>
            </tr>
            <tr>
                <td>123444</td>
                <td>123444</td>
                <td>123444</td>
                <td>123444</td>
            </tr>
        </table>
        <h1>表单练习</h1>
        <div class="row">
            <div class="col-md-6 col-md-offset-3">
                <form>
                    <div class="form-group">
                        <input type="email" class="form-control" id="exampleInputEmail1" placeholder="请输入您的邮箱">
                    </div>
                    <div class="form-group">
                        <input type="password" class="form-control" id="exampleInputPassword1" placeholder="请输入您的密码">
                    </div>
                    <button type="submit" class="btn btn-primary btn-block">登录</button>
                </form>
            </div>
        </div>
    </div>
    <!-- jQuery (necessary for Bootstrap's JavaScript plugins) -->
    <script src="https://cdn.bootcss.com/jquery/1.12.4/jquery.min.js"></script>
    <!-- Include all compiled plugins (below), or include individual files as needed -->
    <script src="js/bootstrap.min.js"></script>
</body>
</html>